Research Article
Performance Analysis of Prefabricated Steel-Spring Floating-Slab Track and Its Application to Urban Express Rail Transit
Table 13
Vehicle-track stationary stability and comfort indicators of the floating-slab track.
| Calculation working condition | Lateral-stability index | Comfort index | L = 3.6 m | L = 4.8 m | L = 3.6 m | L = 4.8 m | 350 | 450 | 550 | 350 | 450 | 550 | 350 | 450 | 550 | 350 | 450 | 550 |
| Straight line-140 | 1.701 | 1.700 | 1.698 | 1.708 | 1.708 | 1.709 | 0.737 | 0.736 | 0.734 | 0.741 | 0.746 | 0.749 | Straight line-160 | 1.941 | 1.939 | 1.934 | 1.948 | 1.949 | 1.947 | 0.745 | 0.746 | 0.742 | 0.753 | 0.761 | 0.762 | Straight line-200 | 2.003 | 2.006 | 2.002 | 2.007 | 2.005 | 2.002 | 0.930 | 0.942 | 0.942 | 0.931 | 0.936 | 0.936 | Curve-140 | 2.120 | 2.117 | 2.112 | 2.122 | 2.121 | 2.120 | 1.105 | 1.099 | 1.092 | 1.119 | 1.119 | 1.119 | Curve-160 | 2.179 | 2.173 | 2.174 | 2.181 | 2.179 | 2.176 | 1.207 | 1.197 | 1.187 | 1.200 | 1.202 | 1.198 | Maximum per 100 mm range of change (%) | 3.0 | 2.0 | 1.3 | 1.1 |
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L: length.
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